Instead of getting the Forms folder from the root web, GetFormsFolderFromList now gets it from the list's parent web. For root webs these two things are the same, but for subwebs, an error was thrown, "File not found."
Instead of getting the Forms folder from the root web, GetFormsFolderFromList now gets it from the list's parent web. For root webs these two things are the same, but for subwebs, an error was thrown, "File not found."

OfficeDev/PnP-Sites-Core,OfficeDev/PnP-Sites-Core,OfficeDev/PnP-Sites-Core